Based on the provided source material, there is no information regarding a city named Karaki in China. The name Karaki (or al-Karaki) is identified as an Arabic surname rather than a geographical location.
Notable individuals associated with this surname include Ali Karaki, a Lebanese militant; Khaled Al-Karaki, a Jordanian author, poet, academic, and politician; Mirza Mohammad Karaki, an Iranian cleric and statesman; and Rima Karaki, a Lebanese news anchor.